package com.ruoyi.teaching.service;

import java.util.List;
import com.ruoyi.teaching.domain.TeachingClassesStudents;

/**
 * 班级学员Service接口
 * 
 * @author ruoyi
 * @date 2022-10-18
 */
public interface ITeachingClassesStudentsService 
{
    /**
     * 查询班级学员
     * 
     * @param classStudentId 班级学员主键
     * @return 班级学员
     */
    public TeachingClassesStudents selectTeachingClassesStudentsByClassStudentId(Long classStudentId);

    /**
     * 查询班级学员列表
     * 
     * @param teachingClassesStudents 班级学员
     * @return 班级学员集合
     */
    public List<TeachingClassesStudents> selectTeachingClassesStudentsList(TeachingClassesStudents teachingClassesStudents);

    /**
     * 新增班级学员
     * 
     * @param teachingClassesStudents 班级学员
     * @return 结果
     */
    public int insertTeachingClassesStudents(TeachingClassesStudents teachingClassesStudents);

    /**
     * 修改班级学员
     * 
     * @param teachingClassesStudents 班级学员
     * @return 结果
     */
    public int updateTeachingClassesStudents(TeachingClassesStudents teachingClassesStudents);

    /**
     * 批量删除班级学员
     * 
     * @param classStudentIds 需要删除的班级学员主键集合
     * @return 结果
     */
    public int deleteTeachingClassesStudentsByClassStudentIds(String classStudentIds);

    /**
     * 删除班级学员信息
     * 
     * @param classStudentId 班级学员主键
     * @return 结果
     */
    public int deleteTeachingClassesStudentsByClassStudentId(Long classStudentId);

    /**
     * 查询班级学员
     * @param classId
     * @param studentId
     * @return 班级学员
     */
    public TeachingClassesStudents selectTeachingClassesStudentsByClassIdAndStudentId(Long classId, Long studentId);
}
